Roasted Mushrooms and Tomato Pasta Salad

ROASTED MUSHROOM AND TOMATO PASTA SALAD1 (8-oz.) container of fresh sliced mushrooms1 pt. of cherry tomatoes, halved3 T. minced garlic1 T. dried oregano, crushed1 T. olive oil6 oz. dried whole grain penne pasta2 T. olive oil2 T. white wine vinegarBlack…